METR: Claude Opus 4.5 has a 50% task completion time horizon of about 4 hours and 49 minutes, more than double that of Claude Opus 4 released earlier this year
just careful, meticulous rigor. Nikola Jurkovic / @nikolaj2030 : This result updates me towards 4 month doubling times being my median estimate for the next two years. That means by EOY 2026 the time ...
METR: Claude Opus 4.5 has a 50% task completion time horizon of about 4 hours and 49 minutes, more than double that of Claude Opus 4 released earlier this year
We estimate that, on our tasks, Claude Opus 4.5 has a 50%-time horizon of around 4 hrs 49 mins (95% confidence interval of 1 hr 49 mins to 20 hrs 25 mins). While we're still working through evaluation...
AWS says Anthropic's Claude Opus 4 launched on its Trainium2 GPUs, and Project Rainier, AWS' supercomputer built for Anthropic, uses 500K+ Trainium2 chips
Amazon Web Services is set to announce an update to its Graviton4 chip that includes 600 gigabits per second of network bandwidth …
Anthropic adds “thinking summaries” to both Claude 4 models and is making its Claude Code agentic command-line tool generally available
Yesterday at Anthropic's first “Code with Claude” … Databricks : Introducing new Claude Opus 4 and Sonnet 4 models on Databricks Kahekashan / The Hans India : Anthropic Launches Claude 4 Sonnet and Op...
Anthropic's Claude 4 models support “extended thinking with tool use”, a beta feature that lets them alternate between reasoning and using tools like web search
On Thursday, Anthropic released Claude Opus 4 and Claude Sonnet 4, marking the company's return to larger model releases …
Apollo Research, which Anthropic partnered with to test Opus 4, recommended against deploying an early version due to its tendency to “scheme” and deceive
Claude Opus 4 is our most intelligent model to date, pushing the frontier in coding …
Anthropic releases Opus 4 under stricter safety measures than any prior model after tests showed it could potentially aid novices in making biological weapons
www.anthropic.com/news/activat... Mary Branscombe / @marypcbuk : but no AI regulation by individual states in the US for the next ten years if the bill goes through [embedded post] Bancroft Sutherland...